83509720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 220877280

約数和(自身を除く): 137367560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 137, 140, 196, 245, 274, 280, 311, 392, 490, 548, 622, 685, 959, 980, 1096, 1244, 1370, 1555, 1918, 1960, 2177, 2488, 2740, 3110, 3836, 4354, 4795, 5480, 6220, 6713, 7672, 8708, 9590, 10885, 12440, 13426, 15239, 17416, 19180, 21770, 26852, 30478, 33565, 38360, 42607, 43540, 53704, 60956, 67130, 76195, 85214, 87080, 121912, 134260, 152390, 170428, 213035, 268520, 298249, 304780, 340856, 426070, 596498, 609560, 852140, 1192996, 1491245, 1704280, 2087743, 2385992, 2982490, 4175486, 5964980, 8350972, 10438715, 11929960, 16701944, 20877430, 41754860, 83509720]

約数ペア:

[(1, 83509720), (2, 41754860), (4, 20877430), (5, 16701944), (7, 11929960), (8, 10438715), (10, 8350972), (14, 5964980), (20, 4175486), (28, 2982490), (35, 2385992), (40, 2087743), (49, 1704280), (56, 1491245), (70, 1192996), (98, 852140), (137, 609560), (140, 596498), (196, 426070), (245, 340856), (274, 304780), (280, 298249), (311, 268520), (392, 213035), (490, 170428), (548, 152390), (622, 134260), (685, 121912), (959, 87080), (980, 85214), (1096, 76195), (1244, 67130), (1370, 60956), (1555, 53704), (1918, 43540), (1960, 42607), (2177, 38360), (2488, 33565), (2740, 30478), (3110, 26852), (3836, 21770), (4354, 19180), (4795, 17416), (5480, 15239), (6220, 13426), (6713, 12440), (7672, 10885), (8708, 9590)]